APEXi® Pipe Type Exhaust Control Valve (3.15" Diameter) (155-A019) 1719 5 Description_ASM Rear S7K FMSI

5 Description_ASM Rear S7K FMSI D770 2001 thru 2003 SUBARU Impreza 2

it outflows the factory tube by as much as 128%

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Input Shaft Diameter(in): 1 1/32

APEXi® Pipe Type Exhaust Control Valve (3.15" Diameter) (155-A019) 1719 5 Description_ASM Rear S7K FMSIPipe Type Exhaust Control Valve (155 A019) by APEXi. Main Piping Diameter: 3. 15". The ECV was created as an alternative to the standard silencer typically fitted in the tip of performance exhaust systems to lower the sound decibel output. The ECV (Exhaust Control Valve) is a spring loaded butterfly valve that can be installed to the main piping of an existing exhaust system. The angle of the valve can be modified on the fly from within the cockpit to